//send an otp
private async void SendOTP_Clicked(object sender, EventArgs e)
{
string num = "0123456789";
int len = num.Length;
string otp = string.Empty;
//number of digit per otp
int otpdigit = 5;
string finaldigit;
int getindex;
for (int i = 0; i < otpdigit; i++)
{
do
{
getindex = new Random().Next(0, len);
finaldigit = num.ToCharArray()[getindex].ToString();
}while (otp.IndexOf(finaldigit) != -1);
otp += finaldigit;
}
otpString = otp;
email = txtRUsername.Text;
if (txtRUsername.Text != null)
{
confirmOTP saveOTP = new confirmOTP()
{
EmailAddress = email,
NewEmail = txtResetUsername.Text,
OTP = otpString
};
var json = JsonConvert.SerializeObject(saveOTP);
var content = new StringContent(json, Encoding.UTF8, "application/json");
HttpClient client = new HttpClient();
var response = await client.PutAsync("http://192.168.0.53:45455/Api/GetOTP", content);
if (response.IsSuccessStatusCode)
{
await DisplayAlert("OTP", "OTP was sent successful to " + txtResetUsername.Text, "OK");
}
else
{
await DisplayAlert("Claim", "Fail to send OTP", "Re-try");
}
}
else
{
await DisplayAlert("Username", "Username is required", "Try again");
}
}
private async void btnResertUsername_Clicked(object sender, EventArgs e)
{
IMyAPI myAPI;
Client username = new Client();
myAPI = RestService.For <IMyAPI>("http://192.168.0.53:45455/");
username.NewEmail = txtResetUsername.Text;
username.EmailAddress = email;
username.Password = txtRPassword.Text;
confirmOTP conf = new confirmOTP
{
EmailAddress = txtResetUsername.Text
};
if (txtResetUsername.Text != email && txtResetUsername.Text != "")
{
var json = JsonConvert.SerializeObject(conf);
var content = new StringContent(json, Encoding.UTF8, "application/json");
HttpClient client = new HttpClient();
var response = await client.PostAsync(string.Concat(" http://192.168.0.53:45455/Api/GetOTP?EmailAddress=" + txtResetUsername.Text), content);
var results = response.Content.ReadAsStringAsync().Result;
var otpdata = JsonConvert.DeserializeObject <List <confirmOTP> >(results);
var myObject = otpdata[0];
if (txtRPassword.Text == txtRConfirmPassword.Text && txtOTP.Text == myObject.OTP /*&& txtResetUsername.Text != myObject.EmailAddress*/)
{
var result = await myAPI.ResertUser(username);
await DisplayAlert("Username", "Reset successful ", "Ok");
await Navigation.PushAsync(new MainPage());
}
else
{
await DisplayAlert("Username ", "Username do not match", "Re-type");
}
}
else
{
await DisplayAlert("New username", "specify your new email address", "Try again");
}
}
public IHttpActionResult saveOTP([FromBody] confirmOTP value)
{
confirmOTP otp = new confirmOTP();
otp.EmailAddress = value.EmailAddress;
otp.OTP = value.OTP;
try
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
otpHelper.SaveOTP(otp);
return(Ok("Success"));
}
catch (Exception)
{
return(Ok("Something Went Wrong"));
}
}
public IHttpActionResult usernameOTP([FromBody] confirmOTP value)
{
confirmOTP otp = new confirmOTP();
otp.EmailAddress = value.EmailAddress;
otp.NewEmail = value.NewEmail;
otp.OTP = value.OTP;
try
{
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
otpHelper.updateUserOTP(otp);
return Ok("Success");
}
catch (Exception)
{
return Ok("Something Went Wrong");
}
}
public List<confirmOTP> Details(confirmOTP value)
{
OTPDbHelper otpHelper = new OTPDbHelper();
return otpHelper.GetOTP(value.EmailAddress);
}
